Voluntary Blood Donation Among Bahir Dar University Students: Application of Integrated Behavioral Model, Bahir Dar, Northwest Ethiopia, 2020

Figures & data

Table 1 Internal Consistency of Constructs of the Integrated Behavioral Model

Constructs	Cronbach Alpha
Experiential attitude	0.76
Instrumental attitude	0.79
Injunctive norm	0.80
Descriptive norm	0.80
Perceived control	0.70
Self-efficacy	0.80
Intention	0.87

Table 2 Sociodemographic Characteristics of Bahir Dar University Students, Northwest Ethiopia, 2020 (n = 619)

Variables	Category	Frequency	Percent
Sex	Male	373	60.3
	Female	246	39.7
Age	16–20	274	44.3
	21–25	271	43.8
	26 and above	74	12.0
Religion	Orthodox	509	82.2
	Muslim	54	8.7
	Protestant	50	8.1
	Catholic	4	0.6
	Other	2	0.3
Residence	Urban	397	64.1
	Rural	222	35.9
Department	Nurse	52	8.4
	Midwife	47	7.6
	Laboratory	43	6.9
	Maths	12	1.9
	Biology	36	5.8
	Economics	29	4.7
	Accounting	30	4.8
	Management	24	3.9
	Civics	14	2.3
	Anthropology	15	2.4
	Natural fresh	190	30.7
	Social fresh	127	20.5
Year of study	First year	317	51.2
	Second year	135	21.8
	Third year	119	19.2
	Fourth year	48	7.8

Table 3 Environmental Factors of Blood Donation Among Bahir Dar University Students, Northwest Ethiopia, 2020

Variables	Category	Frequency	Percent
Comfortable at screening procedure	Yes	99	85.3
	No	17	14.7
Satisfied with care Providers counseling	Yes	91	78.4
	No	25	21.6
Know where blood bank is located	Yes	252	40.7
	No	367	59.3
Have time to give blood	Yes	158	25.5
	No	461	74.5
Participated in blood donation campaign	Yes	84	15.7
	No	535	84.3

Table 4 Association Between Behavioral Intention and Constructs of IBM Among Bahir Dar University Students, March, 2020

IBM Constructs				P value	95.0% Confidence Interval
	B	Mean	SD		Lower Bound	Upper Bound
Experiential attitude	−0.052	15.2746	4.12297	0.043	−0.102	−0.002
Instrumental attitude	0.002	350.0307	128.26921	0.067	0.000	0.003
Injunctive norm	0.006	147.5945	66.96617	0.000	0.003	0.010
Descriptive norm	0.043	11.6737	3.14022	0.237	−0.028	0.115
Perceived control	0.000	144.3199	60.80930	0.882	−0.003	0.004
Self-efficacy	0.364	12.4120	3.61898	0.000	0.302	0.425

Notes: Adjusted R2 = 0.514; bold shows significant variable p<0.05.

Table 5 Factors Associated with Voluntary Blood Donation Among Bahir Dar University Students

Variables	Category	Voluntary Blood Donation		COR (CI)	AOR (CI)
		Yes	No
Sex	Male	56	317	1
	Female	48	198	1.37 (0.898–2.098)	1.92 (1.15_3.22)**
Year of study	First	43	274	1
	Second	16	119	0.857 (0.464–1.581)	0.787 (0.390–1.590)
	Third	33	86	2.45 (1.46–4.09)	2.88 (1.55–5.35)**
	Fourth	12	36	2.124 (1.025–4.399)	2.274 (0.927–5.581)
Residence	Urban	75	322	1
	Rural	29	193	0.645 (0.40–1.026)	0.650 (0.367–1.150)
Knowledge				1.68 (1.46–1.93)	1.53 (1.32–1.77)**
Experiential attitude				0.924 (0.876–0.975)	1.005 (0.936–1.080)
Instrumental attitude				1.003 (1.001–1.005)	1.001 (0.998–1.003)
Injunctive norm				1.007 (1.004, 1.010)	0.999 (0.995–1.004)
Descriptive norm				1.17 (1.09–1.25)	1.10 (1.01–1.12)**
Perceived control				1.002 (0.999–1.006)	0.999 (0.995–1.004)
Self-efficacy				1.225 (1.147–1.308)	0.964 (0.880–1.056)
Intention				1.48 (1.35–1.63)	1.42 (1.28–1.57)**

Notes: **Shows significant variable at p value <0.05; R square=37.4%.

Figure 1 Path analysis model for voluntary blood donation among Bahir Dar University students. Bold shows significant variable at p value <0.05.